Indulge in these classic butter tart squares, featuring a rich, gooey filling and a perfectly baked shortbread crust.
Prep
20 min
Cook
35 min
Total
55 min
Servings
16
Difficulty
Medium
Ingredients
For the crust
For the filling
Instructions
Preheat oven
Preheat your oven to 350°F (175°C) and grease a 23 cm (9-inch) square baking dish.
Pro tip: Use a glass baking dish for even heat distribution.
Prepare the crust
In a mixing bowl, combine flour, softened butter, and sugar. Mix until crumbly, then press into the prepared baking dish.
Pro tip: Chill the crust in the fridge for 10 minutes before baking.
Bake the crust
Bake the crust for 10-12 minutes or until lightly golden. Remove and set aside to cool slightly.
Prepare the filling
In a large bowl, whisk together brown sugar, beaten eggs, melted butter, vinegar, and vanilla extract until smooth.
Add raisins to filling
Drain raisins and fold them into the filling mixture until evenly distributed.
Pro tip: Pat raisins dry with a paper towel before adding to the filling.
Bake the squares
Pour the filling over the baked crust. Bake for 25-30 minutes or until the filling is set and lightly browned.
Pro tip: The filling should jiggle slightly in the centre when done.
Cool and cut
Allow the squares to cool in the pan for at least 30 minutes before cutting into 16 squares.
Pro tip: Use a sharp knife to achieve clean cuts.
Tips & Tricks
- Ensure your crust is well chilled before baking to prevent shrinking.
- Soak raisins in warm water to make them plump and juicy.
- Use a glass baking dish for even heat distribution.
Serving Suggestions
Kitchen & BBQ gear
What we use for recipes like this

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Overmont Enameled Cast Iron Dutch Oven - 3.8 QT Shallow Braiser with Recipe
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